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Chennai

Travel Info

Chennai Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

Chennai year round climate

  • Spring (March–May): Average 27.8–30.9°C, hot and dry climate with low rainfall. Common activities: Visiting historical sites, enjoying the beach, but be sure to protect yourself from the sun. Recommended clothing: Light and breathable cotton clothing, hat, sunglasses.
  • Summer (June–August): Average 29.5–30.8°C, hot and humid, rainfall gradually increases. Common activities: Indoor activities, visiting museums, enjoying cold drinks. Recommended clothing: Light and breathable cotton clothing, loose-fitting clothing.
  • Autumn (September–November): Average 25.8–29.6°C, temperature gradually decreases, higher rainfall, November is the peak of the rainy season. Common activities: Indoor activities, visiting temples, enjoying local cuisine. Recommended clothing: Light long-sleeved clothing, rain gear.
  • Winter (December–February): Average 25.0–25.9°C, relatively cool and dry climate, higher rainfall. Common activities: Beach walks, visiting city attractions. Recommended clothing: Light long-sleeved clothing or a light jacket.

Chennai climatological average

Annual average temperature: approx. 28°C / Annual rainfall: approx. 1479 mm / Summer humidity: 70%–80% / Rainiest month: November

Chennai monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
25°C
27.8
February
25.9°C
1
March
27.8°C
19.2
April
29.8°C
8.2
May
30.9°C
46.8
June
30.8°C
102.2
July
29.5°C
124.1
August
29.7°C
151.5
September
29.6°C
170.7
October
27.7°C
174.7
November
25.8°C
341.9
December
25.6°C
311.3

Chennai weather for the next seven days

9/17
Thursday
Thundery outbreaks in nearby
34°C/27.8°C
9/18
Friday
Overcast
34.7°C/25.9°C
9/19
Saturday
Light rain shower
32.8°C/25.8°C
9/20
Sunday
Overcast
32.8°C/25°C
9/21
Monday
Light rain shower
32.1°C/25.2°C
9/22
Tuesday
Light rain shower
26.9°C/24.8°C
9/23
Wednesday
Overcast
32°C/25.3°C

Chennai Frequently Asked Questions and Useful Information for Travel

Why is Chennai so famous?

Chennai is famous as a beautiful blend of South Indian traditions and modernity. As the capital of Tamil Nadu and an important metro city of India, it is a cultural hot spot and a leader in modern development, renowned for its cuisine, culture, and progress.

What language do they speak in Chennai?

The main language spoken in Chennai is Tamil, the official language of Tamil Nadu. English is also widely spoken, especially in professional settings. Other languages like Telugu, Urdu, and Malayalam are spoken by significant portions of the population.

What was Chennai formerly known as?

Chennai was formerly known as Madras. The name "Madras" originated from Madraspatnam, a fishing village that existed before the British East India Company established Fort St. George. The city was officially renamed Chennai in 1996 to reflect local Tamil culture.

Is Chennai a nice place to live?

Chennai is considered a good place to live due to its safety, rich culture, strong infrastructure, and thriving economy. It offers quality healthcare, renowned educational institutions, and a booming IT sector. While the weather can be hot and humid and traffic congestion is present, its overall livability is high.

What are the main attractions in Chennai?

Chennai boasts numerous attractions including the historic Kapaleeshwarar Temple, the Marina Beach, Government Museum, Birla Planetarium, and the DakshinaChitra Heritage Museum. These sites offer a glimpse into the city's rich history, art, and culture.